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Blockchain Security Specialist - Remote
Remote / Online - Candidates ideally in
Randburg, Johannesburg, 2000, South Africa
Listed on 2026-09-28
Randburg, Johannesburg, 2000, South Africa
Listing for:
Placements24
Remote/Work from Home
position Listed on 2026-09-28
Job specializations:
-
IT/Tech
Cybersecurity, Blockchain / Web3, Information Security & Data Protection, Security Management & Operations
Job Description & How to Apply Below
About the Role
Our client is seeking a highly skilled and vigilant Blockchain Security Specialist to join their advanced, fully remote security team. This role is dedicated to safeguarding our blockchain infrastructure, smart contracts, and associated applications against threats and vulnerabilities. You will conduct rigorous security assessments, develop defensive strategies, and respond to potential security incidents. If you possess a deep understanding of blockchain security principles and a proactive approach to threat detection, this is your chance to make a significant impact from anywhere in the world, working with a team committed to maintaining the highest security standards in the crypto space.
Key Responsibilities- Conduct comprehensive security audits and penetration testing of blockchain networks, smart contracts, and dApps.
- Identify and analyze potential security vulnerabilities, threats, and risks within the blockchain ecosystem.
- Develop and implement robust security protocols, policies, and best practices for blockchain operations.
- Monitor blockchain transactions and network activity for suspicious behavior and potential attacks.
- Respond to and manage security incidents, performing forensic analysis and remediation.
- Stay ahead of emerging security threats and vulnerabilities in the blockchain and cryptocurrency landscape.
- Proven experience in cybersecurity, with a strong specialization in blockchain security.
- In-depth knowledge of blockchain protocols, cryptography, consensus mechanisms, and smart contract security.
- Experience with security assessment tools, penetration testing methodologies, and vulnerability analysis.
- Familiarity with common attack vectors targeting blockchain systems (e.g., 51% attacks, smart contract exploits).
- Strong understanding of network security, cryptography, and secure coding practices.
- Excellent analytical, problem-solving, and communication skills, crucial for a remote role.
- Competitive salary and performance-based incentives.
- Fully remote work arrangement offering ultimate flexibility.
- Comprehensive health and wellness benefits.
- Opportunities for continuous learning and advanced certifications in cybersecurity.
- Crucial role in protecting a leading organization's digital assets and reputation.
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